Scientists scooped sand from a riverbed in Thailand and found two nymphs of rare mayfly species not seen in 22 years, a study said. Photo from Kwanboon and Boonsoong (2025) Knee-deep in a river of ...

I don’t know why I was worried, but I was. While preparing to lead a stream exploration, I was worried that it was too early in the season to find anything interesting in the stream. Worried despite ...

BILLINGS – If you’ve ever wondered about the water quality in a stream, river or lake you are fishing, just ask a mayfly. Mayflies are winged insects that spend the early stages of their life ...

Communities along the Great Lakes are preparing for the annual mayfly season, but water temperatures may not be warm enough quite yet for the fishflies to produce massive swarms. "The timing of mayfly ...

Scientists have discovered a new species of mayfly in the southern Western Ghats, a mountain range along the west coast of India. The larvae have light-brown heads with light-yellow antennae, and they ...

Hidden beneath the sand in northern Thailand, scientists have made an exciting discovery. According to reports by the Miami Herald, a team of researchers "found two nymphs of the 'rare mayfly species' ...

https://doi.org/10.1899/04-142.1 • https://www.jstor.org/stable/10.1899/04-142.1 Copy URL AbstractWe tested the efficacy of DNA barcodes in identifying mayfly ...

Swarms that block out the lights in fast-food parking lots and slam into windshields in numbers sufficient to make drivers pull over are still a week or more away, but mayflies have started hatching ...

Earlier this year I wrote about the annual emergence of Lake Flies in Wisconsin. But wait, there's more! More insects, that is. This week Wisconsin-ites were treated to a mayfly emergence. Just how ...

What has been around for 355 million years but disappears within days of maturity? A group of European entomologists wants the answer to become a household name. They’ve named the Danish mayfly, a ...